Finding the Fourth Proportional to 325,887,838.01, 449,733,739.68 and 177,217,654.04
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Solution
The fourth proportional to 325,887,838.01, 449,733,739.68 and 177,217,654.04 is: 244,564,997.50
Step by Step Solution
- Step 1: Write the proportion equation
325,887,838.01 : 449,733,739.68 = 177,217,654.04 : x - Step 2: Convert to fraction form
325,887,838.01/449,733,739.68 = 177,217,654.04/x - Step 3: Cross multiply
325,887,838.01x = 449,733,739.68 × 177,217,654.04 - Step 4: Simplify right side
325,887,838.01x = 79,700,758,286,476,992 - Step 5: Solve for x
x = 79,700,758,286,476,992/325,887,838.01 - Step 6: Final answer
x = 244,564,997.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.